Malware in @umacloud/cli-darwin-x64
Malware was distributed via the npm package @umacloud/cli-darwin-x64. Systems with this package installed or running should be considered fully compromised, requiring immediate rotation of all secrets and keys from a different computer.
- Disclosed
- Last updated
- Blast radius
- Any system with the package installed or running
- Ecosystems
- Attack vectors
- Affected entities
- @umacloud/cli-darwin-x64
A malicious npm package, @umacloud/cli-darwin-x64, was published and distributed to users. The package contained malware that grants full control of affected systems to an outside entity.\n\nAny computer that has installed or run this package should be considered fully compromised. All secrets, keys, and credentials stored on affected systems must be rotated immediately from a different, uncompromised computer.\n\nWhile the package should be removed, there is no guarantee that removal will eliminate all malicious software that may have been installed as a result of the initial compromise, given the level of system access the malware obtained.\n\nThe incident was disclosed via GitHub Advisory GHSA-qqc5-qqrh-3hx8 on 2026-08-04.
Indicators of compromise
- Packages
- @umacloud/cli-darwin-x64
Remediation
- Remove the @umacloud/cli-darwin-x64 package immediately from all systems
- Rotate all secrets, keys, and credentials from a different, uncompromised computer
- Perform a full security audit and malware scan of any system that had this package installed or running
- Review system logs and network activity for signs of unauthorized access or data exfiltration
- Consider full system reimaging if the compromise is suspected to be extensive
Sources
- GitHub Advisory GHSA-qqc5-qqrh-3hx8 · GitHub Advisory Database
Cite this entry
"Malware in @umacloud/cli-darwin-x64." supplychainattack.org, Supply Chain Attack Incident Catalog. Disclosed August 4, 2026; last updated August 4, 2026. https://supplychainattack.org/incident/malware-in-umacloud-cli-darwin-x64-1s628l
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